Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/83.0.4103.97 Safari/537.36
Chrome 83
Mac OS X 10.14.6
Desktop
4 years ago
Test name Executions per second
for-in 1320.0 Ops/sec
Object.keys 1000.6 Ops/sec
Script Preparation code:
Tests:
  • for-in

  • Object.keys